Saiful Arif, author
Pustaka Pelajar, 2000
Buku Teks
Morishima, Michio
Oxford Clarendon Press 1969,
Buku Teks
Faisal Basri, author
Kompas, 2004
Buku Teks
Samuel S. Kim, editor
Cambridge University Press, 2000
Buku Teks
Boeke, Hendrik Enno., author
Leiden Universitaire Pers 1948
Buku Teks